jennylovesbutter jennylovesbutter
  • 24-08-2018
  • Mathematics
contestada

-5(3x-4)+4=144
Is this answer -8 or -6?

Respuesta :

TheBreeze
TheBreeze TheBreeze
  • 24-08-2018

First, let's distribute everything e.t.c, e.t.c.

-15x + 20 + 4 = 144

-15x +24 = 144

Isolate x:

-15x = 120

Divide:

x = -8

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